Get current CPU, RAM and Disk drive usage in C#

Question

How to get the CPU, RAM and Disk drive usage of the system in C# code?

Answer 1

Drives

static void Main(string[] args)
{
var drives = DriveInfo.GetDrives();
foreach (DriveInfo info in drives)
{
      Console.WriteLine("Name: {0}\nSize: {1}\nDrive Format: {2}", info.Name, info.TotalSize, info.DriveFormat);
}
 Console.ReadLine();
}